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Self-tests

Left Headlamp Communication Self-Test

Coriander/tasks/TEST-SELF_VCBATT_L_HCM

Model S / X (2021+)

What this task does

Tests the communication of the left headlamp module with the VCBATT ECU.

Vehicle compatibility

Select your vehicle’s hardware to see task details, requirements, and inputs. Availability is confirmed after connection.

Model S / X (2021+) AMD
Vehicle coverage
2021+ Model S, 2021+ Model X
Supported connection
Local connection
Vehicle state
Stationary · Drive; Stationary · Neutral; Stationary · Parked; Stationary · Reverse
Gateway diagnostic level
No specific level listed

Task inputs (0)

This task has no listed user inputs.

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Service procedures

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Power cycles all of the eFuses on the VCFRONT and VCBATT ECUs and shuts off Sleep Bypass.

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Model S / X (2021+)
Service procedures

Clear left headlamp latched faults in factory

Clear all left headlamp factory latched faults that were triggering leftHeadlampFactoryFault alert

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Model S / X (2021+)
Service procedures

LVBMS Reconnect LV Battery

Reconnects the Low Voltage Battery MOSFET on Model S and X platforms.

PROC_VCBATT_X_RECONNECT-LV-BATTERY

Model S / X (2021+)